Attention fellow geeks!
2022.12.31 10:00—2023.01.01 17:00
Attack and Defense World x Nepnep x CATCTF is about to start
Get ready for battle!
The game is supported by the technology and platform provided by the world of attack and defense
Some of the questions are collected from cat lovers
Other topics are contracted by the masters of Nepnep
The event operation and maintenance personnel will also be composed of volunteer masters
Thank you very much for your strong support for this charity event
Next is the most important part of this battle plan:
2022.12.31 10:00－2023.01.01 17:00
CATCTF officially starts
Dear CTFers
Are you ready to fight for stray cats? !
Whether the 8333 kittens are full or not will be decided in one fell swoop!
Competition Details
Competition introduction
CATCTF is a non-profit innovation event hosted by Offense and Defense World, co-organized by Pet Home Planning, and organized by Nepnep team. Cats donate food.
There will be no prize money for this event, and all rewards will be distributed in the form of donating cat food to the stray animal rescue station in the name of the participant.
Competition time:
10:00, December 31, 2022 - 17:00, January 1, 2023
Competition rewards
The competition will release a total of 31 competition problems, and the top 10 players who solve each problem will receive a fixed cat food donation amount of 0.8kg.
*Additional rewards:
The top 10 players who solve each problem can get an extra customized sticker*1;
If a certain problem has been solved ≤3 times, the contestants who successfully solve the problem can get an additional 2kg of cat food donation;
If the number of people who successfully sign up for the event is less than 500, the event organizing committee will donate an additional 10kg of cat food; Donate 50kg of cat food.
Topic categories
Crypto, Reverse, Misc, Pwn, Web
Score ranking
1. In most cases, the flag is in the form of flag{this_is_a_sample_flag}, please submit the complete flag including flag{} for scoring; if the flag is in other forms, it will be clarified in the title;
2. Using dynamic score, the score of each question will be dynamically scored according to the number of teams that solve it;
3. The final ranking is determined based on the total score of each team. In the case of multiple teams with the same score, the earlier the score is reached, the higher the ranking.
Competition rules
1. If any participating team violates the rules, it will be disqualified from the competition;
2. It is forbidden for different participating teams to cooperate or share any game-related information such as flags and hints;
3. It is forbidden to attack the competition platform. If you find a platform vulnerability, please report it to us;
4. It is forbidden to hinder other teams from solving problems during the game, such as destroying the environment after you solve a problem;
5. It is forbidden to send a large amount of traffic to the competition platform, and there is no need to use a scanner for any questions;
6. It is forbidden to blast the submitted flag;
7. The winning team must submit a complete problem-solving report;
8. The organizer of the competition has the right to modify all matters including competition questions and rules.
Competition URL
https://adworld.xctf.org.cn/contest/assess?hash=21b2785c-6c74-11ed-ab28-000c29bc20bf
Contact
QQ group: 705980581